Everybody loves iris, but as your garden becomes shadier over time, your iris may need sunnier locations. Even if you have plenty of sun, clumps need to be divided when they become overcrowded. The ...

Iris in bloom (top), iris borer larva in an iris rhizome (bottom) Q • My irises didn’t bloom well this year, and a friend recommended that I divide them. When is the best time to do that? Any tips on ...

Exceptionally hardy, drought-tolerant, and deer-resistant, bearded irises are one of the easiest perennials to grow in cold-weather regions. Though they are mostly care-free, these irises do need to ...